Added Library Mappings and VCS Root

These files differ on Windows and OS X.

matlab: ignore octave session info

fix style in Python.gitignore by adding space after #

Remove redundancy in Global/Vim.gitignore

Anything matched by `*.un~` will also be matched by the last rule, `*~`.

update Eagle.gitignore for .lck

Add ignore for .lox files from fixme package

Based on a template from jmoody

reledmac use one individual file by series of endnotes : 

Update Python.gitignore

Add Code Recommenders directory

Code Recommenders introduced in Eclipse Luna (4.5) creates a .recommenders directory at the root of the workspace, like .metadata

Update JetBrains.gitignore according to the official knowledge base article

Incorrect file path

Adding more files to ignore when using minitoc

Allow for ignoring other important files and save space

Update Eagle.gitignore

DerivedData and xcuserdata are folders; *.xcuserstate is always inside

Document Vim file patterns

Add Tern plugin to Eclipse.gitignore

Add local_settings to Django's ignore

Update VisualStudio.gitignore

Qt: ignore CMakeLists.txt.user

Add *.VC.opendb for UnrealEngine

Add .byebug_history to gitignore

.byebug_history included in default Rails5 setup (https://github.com/rails/rails/blob/master/railties/lib/rails/generators/rails/app/templates/gitignore)

Add *.VC.opendb to the .gitignore for the UnrealEngine for Visual Studio 2015 Update 1 users. This reflects the changes in the VisualStudio.gitignore made in https://github.com/github/gitignore/pull/1778 and https://github.com/github/gitignore/pull/1783 but is more specifically targeted at solving the issue http://stackoverflow.com/questions/34319008/git-issue-with-visual-studio-2015-update-1 .

Ignore default Emacs server auth dir

The server-auth-dir is where Emacs stores authentication files for Emacs
servers (running over TCP). These are (usually) ephemeral in nature, and
should be ignored.